str912fw44 STMicroelectronics, str912fw44 Datasheet

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str912fw44

Manufacturer Part Number

str912fw44

Description

Arm966e-s? 16/32-bit Flash Mcu With Ethernet, Usb, Can, Ac Motor Control, 4 Timers, Adc, Rtc, Dma

Manufacturer

STMicroelectronics

Datasheet

1.STR912FW44.pdf (73 pages)

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February 2007

16/32-bit 96 MHz ARM9E based MCU

– ARM966E-S RISC core: Harvard archi-

– STR91xF implementation of core adds high-

– Up to 96 MIPS directly from Flash memory

– Single-cycle DSP instructions are supported

– Binary compatible with 16/32-bit ARM7 code

Dual burst Flash memories, 32-bits wide

– 256KB/512KB Main Flash, 32KB 2nd Flash

– Sequential Burst operation up to 96 MHz

– 100K min erase cycles, 20 yr min retention

SRAM, 32-bits wide

– 64K or 96K bytes, optional battery backup

9 programmable DMA channels

– One for Ethernet, eight programmable

Clock, reset, and supply management

– Two supplies required. Core: 1.8 V +/-10%,

– Internal oscillator operating with external

– Internal PLL up to 96MHz

– Real-time clock provides calendar functions,

– Reset Supervisor monitors voltage supplies,

– Brown-out monitor for early warning interrupt

– Run, Idle, and Sleep Mode as low as 50 uA

Operating temperature -40 to +85°C

Vectored interrupt controller (VIC)

– 32 IRQ vectors, 30 intr pins, any can be FIQ

– Branch cache minimizes interrupt latency

8-channel, 10-bit A/D converter (ADC)

– 0 to 3.6V range, 0.7 usec conversion

tecture, 5-stage pipeline, Tightly-Coupled

Memories (SRAM and Flash)

speed burst Flash memory interface,

instruction prefetch queue, branch cache

channels

I/O: 2.7 to 3.6 V

4-25 MHz crystal

tamper detection, and wake-up functions

watchdog timer, wake-up unit, ext. reset

ARM966E-S™ 16/32-Bit Flash MCU with Ethernet, USB, CAN,

AC motor control, 4 timers, ADC, RTC, DMA

Rev 4

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11 Communication interfaces

– 10/100 Ethernet MAC with DMA and MII port

– USB Full-speed (12 Mbps) slave device

– CAN interface (2.0B Active)

– 3 16550-style UARTs with IrDA protocol

– 2 Fast I

– 2 channels for SPI™, SSI™, or Microwire™

– 8/16-bit EMI bus on 128 packages

Up to 80 I/O pins (muxed with interfaces)

– 5 V tolerant, 16 have high sink current

– Bit-wise manipulation of pins within a port

16-bit standard timers (TIM)

– 4 timers each with 2 input capture, 2 output

3-Phase induction motor controller (IMC)

– 3 pairs of PWM outputs, adjustable centers

– Emergency stop, dead-time gen, tach input

JTAG interface with boundary scan

– ARM EmbeddedICE® RT for debugging

– In-System Programming (ISP) of Flash

Embedded trace module (ARM ETM9)

– Hi-speed instruction tracing, 9-pin interface

(8 mA)

compare, PWM and pulse count modes

LQFP80 12 x12mm

2

C™, 400 kHz

LQFP128 14 x 14mm

STR91xF

www.st.com

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